Pioneer YN020GMFI22M2D Service Manual page 98

7 The
expansion
valve
 QUAD (4 ZONE) OUTDOOR UNIT (WD30 metal plate)
No Part name
.
1 Panel plate
How to remove the expansion
valve
1) Perform work of item 1,2.
2) Remove the electrical parts
from item 3.
3) Remove the coils.
4) Detach the welded parts of
expansion valves and
pipes.
Procedures
How to remove the panel
plate.
1) Turn off the air
conditioner.
Turn off the power breaker.
2) Remove the screws of big
handle, and remove the big
handle.(4 screws)
3) Remove the screws of top
cover, and remove the top
cover. (4 screws)
4) Remove the screws of right
front side panel, and
remove the right front side
panel (1 screw)
5) Remove the screws of front
Remarks
Screws of
big handle
114
Expansion
valves
Screws of top cover
Screws of top cover